ホーム > Term: double-trolley system
double-trolley system
A system of electric traction where, instead of the running rails, a second insulated contact wire is used for the return or negative current.
- スピーチの一部 noun
- 産業/ドメイン 炭鉱
- カテゴリ 炭鉱全般; Mineral mining
- Government Agency: USBM
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作成者
- ed.young
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(V.I.P) 21084 ポイント - 100% positive feedback
(Milwaukee, United States)
